> "The site was built by a team of mathematicians who traveled to more than 100 countries" Could somebody explain why mathematicians(!) have physically travel

> "The site was built by a team of mathematicians who traveled to more than 100 countries" Could somebody explain why mathematicians(!) have physically travel to 100+ countries to build a web site? Are these airports so secret they could not be reached with modern means of communications? I suspect it is just a bad marketing pitch...